Home / 110,406.12-165,633.78-40,285.44

Finding the Fourth Proportional to 110,406.12, 165,633.78 and 40,285.44

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Solution

The fourth proportional to 110,406.12, 165,633.78 and 40,285.44 is: 60,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,406.12 : 165,633.78 = 40,285.44 : x
  2. Step 2: Convert to fraction form
    110,406.12/165,633.78 = 40,285.44/x
  3. Step 3: Cross multiply
    110,406.12x = 165,633.78 × 40,285.44
  4. Step 4: Simplify right side
    110,406.12x = 6,672,629,706.16
  5. Step 5: Solve for x
    x = 6,672,629,706.16/110,406.12
  6. Step 6: Final answer
    x = 60,437.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.